Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jul 8, 2020, 06:09 AM
  • 20 0268_20 0267_07072020_231829.mp4

Date
07/07/2020
W/O
833690
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19234
Time
11:09 PM
Certificate
U-111-11880
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K7868
Sewer Name
20TH STREET EAST RELIEF TRUNK
City
PALMDALE
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
07
Purpose
Routine Assessment
Project
RFIR_WO_833690_TV20025_JUN2020
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
20 0268
Downstream MH
20 0267
Dir. of Survey
Downstream
Length Surveyed
348.2 ft.
Total Length
348.2 ft.
Structural Index
3
Structural Quick
3M2M
Structural Rating
345
O&M Index
2
O&M Quick
2M00
O&M Rating
138
Overall Index
2
Overall Quick
Overall Rating
483
Pipe schematic from manhole 20 0268 to 20 0267
MH: 20 0268MH: 20 0267downstream0 ft. MWM - Water Mark, 35 %of cross sectional area0 ft. MWL - Water Level, 25 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 02682 ft. MMC - Material Change, Concrete pipe (non-reinfored)2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start3.1 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start6.7 ft. TB - Tap Break-In, at 03 o'clock, -, within 8 inches of joint: NO, 6"346.9 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish346.9 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish346.9 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish348.2 ft. AMH - Downstream Manhole, Survey Ends - 20 0267348.2 ft. MGO - General Observation - CONNECTION AT MH 9 O'CLOCK

Observation photos (3)

  • Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

  • Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    3.1 ft. - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

Observations (13)

DistanceCodeObservation
0MWM
0MWL
346.9SAP
6.7TB
348.2AMH20 0267
346.9DAGS
2MMC
0AMH20 0268
2SAP
348.2MGOCONNECTION AT MH 9 O'CLOCK
3.1SSS
2DAGS
346.9SSS

Properties (7)

additional_info
SC411707
custom_field_three
SPALLING AND AGGREGATE
custom_field_two
2
customer
1
datetime
2020-07-07T23:09:31-07:00
documentation
PRO PIPE
is_lateral_inspection
false